<template>
<div>
<!-- 标签或者分类名 -->
  <div class="banner" :style="cover">
    <h1 class="banner-title animated fadeInDown">{{ title }} - {{ name }}</h1>
  </div>
  <div class="article-list-wrapper">
    <v-row>
      <v-col md="4" cols="12" v-for="item of articleList" :key="item.id">
      <!-- 文章 -->
        <v-card class="animated zoomIn article-item-card">
          <div class="article-item-cover">
            <router-link :to="'/articles/' + item.id">
            <!-- 缩略图 -->
              <v-img class="on-hover" width="100%" height="100%" :src="item.articleCover" />
            </router-link>
          </div>
          <div class="article-item-info">
          <!-- 文章标题 -->
            <div>
              <router-link :to="'/articles/' + item.id">
                {{ item.articleTitle }}
              </router-link>
            </div>
            <div style="margin-top: 0.376rem">
            <!-- 发表时间 -->
              <v-icon size="20">mdi-clock-outline</v-icon>
              {{ item.createTime | date }}
            <!-- 文章分类 -->
              <router-link :to="'/categories/' + item.categoryId" class="float-right">
                <v-icon>mdi-bookmark</v-icon>{{ item.categoryName }}
              </router-link>
            </div>
          </div>
        <!-- 分割线 -->
          <v-divider />
        <!-- 文章标签 -->
          <div class="tag-wrapper">
            <router-link :to="'/tags/' + tag.id" class="tag-btn" v-for="tag of item.tagDtoList" :key="tag.id">
              {{ tag.tagName }}
            </router-link>
          </div>
        </v-card>
      </v-col>
      <div v-if="articleList.length <= 0" style="color: #ff2045">抱歉，该{{title}}下没有文章</div>
    </v-row>
  <!-- 无限加载 -->
    <infinite-loading @infinite="infiniteHandler">
      <div slot="no-results" />
      <div slot="no-more" />
    </infinite-loading>
  </div>
</div>
</template>

<script>
import {getCategoriesOrTags} from "@/api/category";

export default {
  name: "ArticleList",
  created() {
    const path = this.$route.path
    if (path.indexOf("/categories") != -1) {
      this.title = "分类"
    } else {
      this.title = "标签"
    }
  },
  data() {
    return {
      current:1,
      size:10,
      articleList:[],
      name:"",
      title:"",
    }
  },
  methods:{
    infiniteHandler($state) {
        getCategoriesOrTags({
          categoryId:this.$route.params.categoryId,
          tagId:this.$route.params.tagId,
          current:this.current
        }).then(({data}) => {
          if (data.data.name) {
            this.name = data.data.name
            document.title = this.title + " - " + this.name
          }
          if (data.data.articlePreviewDtoList.length) {
            this.current++
            this.articleList.push(...data.data.articlePreviewDtoList)
            $state.loaded()
          } else {
            $state.complete()
          }
        })
    }
  },
  computed: {
    cover() {
      let cover = ""
      this.$store.state.blogInfo.pageList.forEach(item => {
        if (item.pageLabel == "articleList") {
          cover = item.pageCover
        }
      })
      return "background: url(" + cover + ") center center / cover no-repeat"
    }
  }
}
</script>

<style scoped>
@media (min-width: 760px) {
  .article-list-wrapper {
    max-width: 1106px;
    margin: 370px auto 1rem auto;
  }
  .article-item-card:hover {
    transition: all 0.3s;
    box-shadow: 0 4px 12px 12px rgba(7, 17, 27, 0.15);
  }
  .article-item-card:not(:hover) {
    transition: all 0.3s;
  }
  .article-item-card:hover .on-hover {
    transition: all 0.6s;
    transform: scale(1.1);
  }
  .article-item-card:not(:hover) .on-hover {
    transition: all 0.6s;
  }
  .article-item-info {
    line-height: 1.7;
    padding: 15px 15px 12px 18px;
    font-size: 15px;
  }
}
@media (max-width: 759px) {
  .article-list-wrapper {
    margin-top: 230px;
    padding: 0 12px;
  }
  .article-item-info {
    line-height: 1.7;
    padding: 15px 15px 12px 18px;
  }
}
.article-item-card {
  border-radius: 8px !important;
  box-shadow: 0 4px 8px 6px rgba(7, 17, 27, 0.06);
}
.article-item-card a {
  transition: all 0.3s;
}
.article-item-cover {
  height: 220px;
  overflow: hidden;
}
.article-item-card a:hover {
  color: #8e8cd8;
}
.tag-wrapper {
  padding: 10px 15px 10px 18px;
}
.tag-wrapper a {
  color: #fff !important;
}
.tag-btn {
  display: inline-block;
  font-size: 0.725rem;
  line-height: 22px;
  height: 22px;
  border-radius: 10px;
  padding: 0 12px !important;
  background: linear-gradient(to right, #bf4643 0%, #6c9d8f 100%);
  opacity: 0.6;
  margin-right: 0.5rem;
}
</style>
